more notes and a link on disk latency and vibration

diff --git a/include/the-right-computer-system-for-digital-audio.html b/include/the-right-computer-system-for-digital-audio.html
index d9bd1869b09d57bbc23b2edcba4f4a77a0cc3193..5f114d86fa3e1ff261a735d4a24a79e5059a2f1d 100644 (file)
--- a/include/the-right-computer-system-for-digital-audio.html
+++ b/include/the-right-computer-system-for-digital-audio.html
@@ -89,14 +89,18 @@
   situations than one without.</td></tr>
   <tr><th>Excessive vibration</th>
   <td>This doesn't affect the flow of data to or from the audio interface, but
-  it can cause the flow of data to and from disk storage to become
+  it can cause the flow of data to and from (spinning) disk storage to become
   <em>much</em> slower. If a computer going to be used in an environment with
   loud live sound (specifically, high bass volume), make sure it is placed so
   that the disk is not subjected to noticeable vibration. The vibrations will
   physically displace the read-write heads of disk, and the resulting errors
   will force a retry of the reading from the disk. Retrying over and over
   massively reduces the rate at which data can be read from the disk. Avoid
-  this.</td></tr>
+  this.If you find this hard to believe, check
+  out <a href="https://www.youtube.com/watch?v=tDacjrSCeq4">this
+  video</a> which the effects of merely shouting at your drives. This
+  is likely not an issue with contemporary SSD drives, which have no
+  spinning/head mechanisms.</td></tr>
 </table>
 
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